CN2377204Y

CN2377204Y - Buffering packing bag

Info

Publication number: CN2377204Y
Application number: CN 99212703
Authority: CN
Inventors: 林智仁
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-05-20
Filing date: 1999-05-20
Publication date: 2000-05-10
Anticipated expiration: 2009-05-20

Abstract

The utility model relates to a buffering packaging bag. A two-layer bag body is composed of an inside wall and an outside wall and processed through a static electricity removing way in advance. A hermetic cabin is arranged between the inside wall and the outside wall. The center of the inside wall which is positioned at the inner layer is surrounded into containing space with an opening for containing articles, and a corner of the packaging bag is provided with a choke valve. The choke valve is filled into the hermetic cabin to cause the buffering packaging bag to intumesce and force the air in the containing space to discharge from the opening, and the inside wall is tightly coated and contacted on the articles. The air which is filled in the hermetic cabin forms a favorable buffering coating effect to the articles.

Description

Buffer packing bag

The utility model relates to a kind of packaging bag, and particularly relating to a kind ofly increases buffering effect and buffer packing bag easily manufactured, that have electrostatic prevention and moistureproof effect by tight coating.

General buffer packing bag often is used in packing and is afraid of wearing and tearing or easily cracked article, as shown in Figure 1, be the use schematic sectional view of a kind of existing buffering with packing, this amortizing packaging material 1 is one by several pockets logical and that capsule bag 11 not of uniform size is formed that is connected with each other, this pocket has one and is installed in opening 12 in it for article 10, and wherein a capsule bag 11 is equipped with a choke valve 13.During use, article to be packaged 10 can be inserted in the pocket by opening 12, aerate in each capsule bag 11 from choke valve 13, after each capsule bag 11 all is full of air, closed this choke valve 13, the air in each capsule bag 11 can make article 10 folders be overlying in the amortizing packaging material 1 and form a buffering covered effect.

Above-mentioned explanation is not difficult to find that this existing buffering still has the following part of improving not to the utmost with packing in manufacturing and use:

One, make inconvenience: this existing amortizing packaging material 1 is that heat-sealing forms a plurality of capsule bags 11 on base material during fabrication, these can must reserve the passage that is interconnected to each other for the capsule bag 11 of filling air, its heat-sealing place is many, and must consider the reservation problem of passage when sealing operation, therefore processing is gone up inconvenient than bothering.

Two, coating undertighten for products to be packaged, buffering effect is limited: this existing amortizing packaging material 1 is made up of several 11 in logical and inflatable capsule bags that are connected with each other, in use, though it is inflatable in each capsule bag 11, rely on each the capsule bag 11 that is full of air and products to be packaged 10 are formed a buffering covered effect, but because each capsule bag 11 connection and products to be packaged 10 have a slit 14, the existence in this slit 14 can make article to be packaged 10 surfaces can't closely recline mutually very much with each capsule bag 11, when meeting bigger external impacts or concussion, be easy to make products to be packaged 10 in amortizing packaging material 1, do slight distance skew and and 11 in capsule bag produce friction, and may be worn and torn or cracked.

Three, the effect that does not have electrostatic prevention: owing to should existingly cushion the effect of using packing 1 no electrostatic prevention; so when article 10 to be packaged are not only easy to wear but also are afraid of static; during as high-tech spare parts such as IC plate etc.; existing buffering not only can't provide good buffer protection effect to it with packing 1, also may influence its normal function or quality because of producing static with article 10 frictions to be packaged.

But main purpose of the present utility model provides a kind of good and easily manufactured electrostatic prevention of covered effect and moist buffer packing bag of cushioning.

The purpose of this utility model is achieved through the following technical solutions: a kind of buffer packing bag, be used to pack easily mince or be afraid of to wear and tear, the article of static, it is the airtight bag of a square shape, is characterized in:

This packaging bag tool one madial wall and one extends also oppositely bending and seals the lateral wall that is connected in other end of madial wall simultaneously with a choke valve from madial wall one end, in between inside and outside sidewall, form an air-tight chamber thus, and enclose in madial wall central authorities and to be configured to an accommodation space that can be installed in article and tool one opening, choke valve is provided with one and is communicated with air-tight chamber and extraneous air flue, and one when air-tight chamber is inside and outside when producing difference of pressure, air flue can be closed and the portion of holding one's breath that air-tight chamber is isolated from the outside; Filling gas is in air-tight chamber, but bag bulging and force the gas in the accommodation space to be discharged from this opening borrow this madial wall closely to coat and be posted by on these article, and the gas in the air-tight chamber can form a buffering covered effect to article.

Above-mentioned buffer packing bag, wherein, described choke valve is made up of two valve blocks.

Above-mentioned buffer packing bag wherein, is provided with one away from bag one end on described two valve blocks and can docks closed latching member.

Above-mentioned buffer packing bag, wherein, described latching member is a zipper strip.

Above-mentioned buffer packing bag, wherein, described choke valve comprises: one is provided with externally threaded pedestal, a nut and a part of holding one's breath; Be formed with a dividing plate in this pedestal, dividing plate is provided with assembly hole and number air extractor vent, and this part one end of holding one's breath is the portion of holding one's breath, and the other end is one to protrude out end, and this protrudes out end is to be assembled on this assembly hole.

Above-mentioned buffer packing bag, wherein, described packaging bag is one to have removed the bag of static.

The utility model is owing to said structure, and when producing difference of pressure inside and outside the air-tight chamber, choke valve can be closed air flue and air-tight chamber is isolated from the outside; During use, the article of desire packing are installed in accommodation space from this opening, from the choke valve filling gas in air-tight chamber, make bag be the bulging shape and force the gas in the accommodation space to be discharged from this opening, at this moment, the gas in the accommodation space can make sidewall closely coat to be posted by on these article that because of being discharged from formation is as vacuum-packed state, in addition, cooperate the gas in the air-tight chamber to form a good buffering covered effect again to desiring connection with wrapping of piece.Therefore be highly suitable for packing easily mince or be afraid of to wear and tear, the article of static.

Below by most preferred embodiment and accompanying drawing, to the capable detailed description of the utility model buffer packing bag:

Fig. 1 is the use schematic sectional view of a kind of existing buffering with packing.

Fig. 2 is the perspective view of the utility model one preferred embodiment.

Fig. 3 is the structural representation in the utility model one preferred embodiment manufacturing process.

Fig. 4 is the IV-IV cutaway view of Fig. 2.

Fig. 5 is the cutaway view of another choke valve of the utility model one preferred embodiment.

As shown in Figure 2, the buffer packing bag of present embodiment is to be the cylindric bag 2 that material is made with airtight glued membrane, this bag 2 is two stratiforms, it comprises the madial wall 21 that is positioned at internal layer and is positioned at outer field lateral wall 22, madial wall 21 central authorities enclose and are configured to an accommodation space 23 that can be installed in article, this accommodation space 23 has an opening 231, in 21,22 tool one air-tight chambers 24 of inside and outside sidewall, but this air-tight chamber 24 filling gass and make bag 2 be the bulging shape; Wherein, for making things convenient for filling gas in air-tight chamber 24, be equiped with a choke valve 3 in 2 one jiaos of idols of bag, this choke valve 3 is for being the less long cuboid of a size, it has one by two valve blocks, the 311 formed portions 31 of holding one's breath, two valve blocks 311 are to form for the hermetically sealable film institute hot pressing that has static and can involutoryly recline, enclose formation one therebetween and be used to be communicated with air-tight chamber 24 and extraneous air flue 312, for making two valve blocks 311 that preferable air-tightness be arranged when reclining mutually, can form one again in valve block 311 internal faces can intercept the isolation layer of gas and coat an anoxic resin bed, not shown this isolation layer and anoxic resin bed in the diagram; In addition, be provided with one again away from bag 2 one ends and can dock closed latching member 32 on two valve blocks 311, in the present embodiment, this latching member 32 is zipper strips.

As shown in Figure 3, in the time will making bag 2 of the present utility model, the airtight glued membrane 20 that desirable central authorities are arranged with accommodation space 23 is base material, with this base material wherein an end be posted by in addition end outward or toward interior upset, this can make ventilative glued membrane 20 be become double-deck shape and therebetween be formed an air-tight chamber 24 by individual layer, in air-tight chamber 24, stretch into choke valve 3, can form this bag 2 with what heat sealing machine sealed again just like previous constructions.In addition, what this will be illustrated be, the aforementioned airtight glued membrane 20 that adopts is removed static with the equipment that destatics in advance in the process of making, can prevent the utility model in use whereby, and the article that are coated in its accommodation space 23 are subjected to electrostatic influence.

During use, shown in Fig. 2,4, the article 30 of desire packing are installed in accommodation space 23 from opening 231, inflate in air-tight chamber 24 by choke valve 3, shown in the arrow among the figure 40, make near the gradually direction bulging of past opening 231 of the position of bag 2 choke valve 3, borrow the bulging of bag 2, can force the gas in the accommodation space 23 to be discharged from this opening 231, at this moment, air in the accommodation space 23 is discharged the state that forms similar vacuum because of being extruded fully, and this can make madial wall 21 closely coat and be posted by on these article 30, and article 30 are formed a moisture-proof role; In addition, because aerificatioies in the air-tight chamber 24, these article 30 not only can closely be coated in the bag 2, its also nationality form a good buffering covered effect by the gas in the air-tight chamber 24.

Again as shown in Figure 5, be that another heteroid choke valve 4 is used in cutaway view of the present utility model, this choke valve 4 has one and is provided with an externally threaded pedestal 41 and a nut 42, it is to be spirally connected mutually with the outside and to be assembled on the lateral wall 22 of buffering package bag 2 by inner respectively, pedestal 41 central authorities have a dividing plate 421, be formed with an assembly hole 422 and number air extractor vent 423 on the dividing plate 421, assembly hole 422 can stretch through for an end 431 that protrudes out of holding one's breath part 43, be formed with one protruding portion 432 in protruding out end 431 ora terminalis, but this protruding grain portion 432 towards bag 2 outsides and stretch out outside the assembly hole 422 and clip on dividing plate 421, the part 43 of holding one's breath is assembled on the dividing plate 421 can drop; On the part 43 of holding one's breath, has the portion of holding one's breath 433, this portion 433 of holding one's breath is level and smooth attachment faces, it can be posted by and make air extractor vent 423 obturations on the dividing plate 421, when carrying out the operation of filling gas, the part 43 of holding one's breath is subjected to the air-flow pushing tow, and make portion of holding one's

breath

433 and 421 on dividing plate form an air inlet gap, gas can be from air extractor vent 423 through the gap inflow air-tight chamber 24 of this dividing plate 421 with the portion 433 of holding one's breath, when the gaseous tension in the air-tight chamber 24 is big than the external world, hold one's breath part 43 can by in the air-tight chamber 24 than atmospheric pressure toward dividing plate 421 pushing tows and be close on the dividing plate 421, can hinder whereby and close air extractor vent 423, but filling scheduled volume gases in this moment air-tight chamber 24, make bag 2 be the expansion serviceable condition, and when desire is discharged the gas in the bag 2, only must push this protruding grain portion 432, make 421 on portion of holding one's breath 433 and dividing plate produce a gap, gases in the bag 2 can be discharged.

By above explanation as can be known, the following advantage of the utility model tool:

One, easily manufactured: the utility model is directly to take the airtight glued membrane 20 that central authorities are arranged with accommodation space 23 to be base material when making, behind this base material turnover formation one air-tight chamber 24, in air-tight chamber 24, stretch into a choke valve 3, getting final product with the heat sealing machine heat-sealing again, and, only one at the position that need seal, therefore more convenient than prior art on making.

Two, can closely coat article to be packaged and form preferable buffering effect: the utility model buffer packing bag, inflation in its air-tight chamber 24 and after making that bag 2 is the bulging shape, can force the gas in the accommodation space 23 to be discharged from this opening 231, and madial wall 21 is closely coated be posted by this to be housed on the article 30 in the accommodation space 23, and form similar vacuum-packed state, that is, the utility model borrow filling in air-tight chamber 24 in air and the tight coating of madial wall 21 fit can be to the good buffering covered effect of products to be packaged 30 formation one.

Three, tool electrostatic prevention and damp-proof effect: the utility model use is as the airtight glued membrane 20 of bag 2 base materials, remove static with the equipment that destatics in advance in the process of making, the article that therefore can avoid being coated on fearness static such as article in the accommodation space 23 such as IC plate are subjected to its effect of electrostatic influence or quality; In addition, bag 2 is that airtight material is made, and its madial wall 21 can fit tightly on packed article, form as vacuum-packed state, so the utility model also has damp-proof effect.

Claims

1, a kind of buffer packing bag, the airtight bag of a square shape by bag and choke valve are formed is characterized in that:

This packaging bag tool one madial wall and one extends also oppositely bending and seals the lateral wall that is connected in the madial wall other end simultaneously with a choke valve from madial wall one end, and between inside and outside sidewall, form an air-tight chamber, and enclose in madial wall central authorities and to be configured to an accommodation space that can be installed in article and tool one opening, described choke valve is provided with one and is communicated with air-tight chamber and extraneous air flue, and one when air-tight chamber is inside and outside when producing difference of pressure, air flue can be closed and the portion of holding one's breath that air-tight chamber is isolated from the outside.

2, buffer packing bag as claimed in claim 1 is characterized in that: described choke valve is made up of two valve blocks.

3, buffer packing bag as claimed in claim 2 is characterized in that: be provided with one away from bag one end on described two valve blocks and can dock and closed close trivial.

4, airbag as claimed in claim 3 is characterized in that: described to close trivial be a zipper strip.

5, buffer packing bag as claimed in claim 1 is characterized in that: described choke valve comprises: one is provided with externally threaded pedestal, a nut and a part of holding one's breath; Be formed with a dividing plate in this pedestal, dividing plate is provided with assembly hole and number air extractor vent, and this part one end of holding one's breath is the portion of holding one's breath, and the other end is one to protrude out end, and this protrudes out end is to be assembled on this assembly hole, and this portion of holding one's breath can hinder and closes this air extractor vent.

6, buffer packing bag as claimed in claim 1 is characterized in that: this packaging bag is one to have removed the bag of static.